Room Square Footage Calculator

Measure your rooms, pick flooring and paint, and get a shopping list. Square Footage Calculator turns your measurements into area in square feet and square meters, boxes of flooring, gallons of paint and the cost. PROJECTS AND ROOMS • One project per home or job, with every room and the total area • Rectangle, L-shape, triangle, circle or any polygon: walk around the room and enter each wall and its turn, the last two walls are calculated • Feet and inches or meters, with sq ft and m² side by side • Perimeter and diagonal to check that a room is square WALLS AND CEILING Add a ceiling height to get wall area, volume and a 3D view. Add doors and windows on each wall and paint walls one by one. NOT FLOORED Subtract a kitchen island or cabinets with "Not floored" cutouts. MATERIALS AND SHOPPING LIST Add laminate or parquet, tile, carpet and wall paint with box coverage, waste %, coats, can size and price. The shopping list adds up boxes, gallons and cost for the whole project. Share it as a PDF or text. STEP BY STEP, HISTORY, FORMULAS See how every answer is worked out with your own numbers. Reopen any room you measured. The formula library covers rooms, unit conversion, triangles, trapezoids and circles. FOR HOMEOWNERS, CONTRACTORS AND REAL ESTATE Plan flooring, tile, carpet or paint, price a job, or measure a listing. WORKS EVERYWHERE iPhone, iPad and Mac, dark mode, landscape and 8 languages. PRO Rooms, materials and PDFs stay free. Pro removes ads and adds every step and unlimited history. Choose a monthly or yearly subscription, or buy Lifetime once and keep it forever. Terms: https://monsware.com/square-footage-calculator-terms Privacy: https://monsware.com/square-footage-calculator-privacy